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<HTML><!--Distributed by F --><HEAD><TITLE>[Chapter 21] More About Managing Files</TITLE><METANAME="DC.title"CONTENT="UNIX Power Tools"><METANAME="DC.creator"CONTENT="Jerry Peek, Tim O'Reilly & Mike Loukides"><METANAME="DC.publisher"CONTENT="O'Reilly & Associates, Inc."><METANAME="DC.date"CONTENT="1998-08-04T21:39:59Z"><METANAME="DC.type"CONTENT="Text.Monograph"><METANAME="DC.format"CONTENT="text/html"SCHEME="MIME"><METANAME="DC.source"CONTENT="1-56592-260-3"SCHEME="ISBN"><METANAME="DC.language"CONTENT="en-US"><METANAME="generator"CONTENT="Jade 1.1/O'Reilly DocBook 3.0 to HTML 4.0"><LINKREV="made"HREF="mailto:online-books@oreilly.com"TITLE="Online Books Comments"><LINKREL="up"HREF="part03.htm"TITLE="III. Working with the Filesystem "><LINKREL="prev"HREF="ch20_15.htm"TITLE="20.15 List RCS Revision Numbers with rcsrevs "><LINKREL="next"HREF="ch21_02.htm"TITLE="21.2 A Better Place for Temporary Files: /tmp "></HEAD><BODYBGCOLOR="#FFFFFF"TEXT="#000000"><DIVCLASS="htmlnav"><H1><IMGSRC="gifs/smbanner.gif"ALT="UNIX Power Tools"USEMAP="#srchmap"BORDER="0"></H1><MAPNAME="srchmap"><AREASHAPE="RECT"COORDS="0,0,466,58"HREF="index.htm"ALT="UNIX Power Tools"><AREASHAPE="RECT"COORDS="467,0,514,18"HREF="jobjects/fsearch.htm"ALT="Search this book"></MAP><TABLEWIDTH="515"BORDER="0"CELLSPACING="0"CELLPADDING="0"><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch20_15.htm"TITLE="20.15 List RCS Revision Numbers with rcsrevs "><IMGSRC="gifs/txtpreva.gif"SRC="gifs/txtpreva.gif"ALT="Previous: 20.15 List RCS Revision Numbers with rcsrevs "BORDER="0"></A></TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><B><FONTFACE="ARIEL,HELVETICA,HELV,SANSERIF"SIZE="-1">Chapter 21</FONT></B></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch21_02.htm"TITLE="21.2 A Better Place for Temporary Files: /tmp "><IMGSRC="gifs/txtnexta.gif"SRC="gifs/txtnexta.gif"ALT="Next: 21.2 A Better Place for Temporary Files: /tmp "BORDER="0"></A></TD></TR></TABLE> <HRALIGN="LEFT"WIDTH="515"TITLE="footer"></DIV><DIVCLASS="CHAPTER"><H1CLASS="chapter"><ACLASS="title"NAME="UPT-CHP-21">21. More About Managing Files</A></H1><DIVCLASS="htmltoc"><P><B>Contents:</B><BR><ACLASS="sect1"HREF="#UPT-ART-4840"TITLE="21.1 A Grab-Bag ">A Grab-Bag </A><BR><ACLASS="sect1"HREF="ch21_02.htm"TITLE="21.2 A Better Place for Temporary Files: /tmp ">A Better Place for Temporary Files: /tmp </A><BR><ACLASS="sect1"HREF="ch21_03.htm"TITLE="21.3 Unique Names for Temporary Files ">Unique Names for Temporary Files </A><BR><ACLASS="sect1"HREF="ch21_04.htm"TITLE="21.4 Why Both /tmp and /usr/tmp? ">Why Both /tmp and /usr/tmp? </A><BR><ACLASS="sect1"HREF="ch21_05.htm"TITLE="21.5 What Good Is a File's Last Access Time? ">What Good Is a File's Last Access Time? </A><BR><ACLASS="sect1"HREF="ch21_06.htm"TITLE="21.6 A File's Inode Change (not "Creation"!) Time">A File's Inode Change (not "Creation"!) Time</A><BR><ACLASS="sect1"HREF="ch21_07.htm"TITLE="21.7 Setting File Modification Time with touch ">Setting File Modification Time with touch </A><BR><ACLASS="sect1"HREF="ch21_08.htm"TITLE="21.8 The MAILCHECK and mail Variables Check More than Mail">The MAILCHECK and mail Variables Check More than Mail</A><BR><ACLASS="sect1"HREF="ch21_09.htm"TITLE="21.9 Keep File Printouts Up-to-Date Automatically with make">Keep File Printouts Up-to-Date Automatically with make</A><BR><ACLASS="sect1"HREF="ch21_10.htm"TITLE="21.10 Keep a Directory Listing at Top of the Screen: dirtop ">Keep a Directory Listing at Top of the Screen: dirtop </A><BR><ACLASS="sect1"HREF="ch21_11.htm"TITLE="21.11 Safer Removing, Moving, and Copying ">Safer Removing, Moving, and Copying </A><BR><ACLASS="sect1"HREF="ch21_12.htm"TITLE="21.12 Copying Files to a Directory ">Copying Files to a Directory </A><BR><ACLASS="sect1"HREF="ch21_13.htm"TITLE="21.13 Read an Inode with stat ">Read an Inode with stat </A><BR><ACLASS="sect1"HREF="ch21_14.htm"TITLE="21.14 Automatically Appending the Date to a Filename ">Automatically Appending the Date to a Filename </A></P><P></P></DIV><DIVCLASS="sect1"><H2CLASS="sect1"><ACLASS="title"NAME="UPT-ART-4840">21.1 A Grab-Bag </A></H2><PCLASS="para">Let's face it, even in a book as loosely structured as this one,there are things that don't quite fit.This chapter gave us a placeto say a few things about files that we just didn't manage tocover anywhere else.</P><PCLASS="para">The chapter is short, and it's late, so I'm not even going to botherwith the summary I might otherwise attempt in a situation like this. Just dive in.</P><DIVCLASS="sect1info"><PCLASS="SECT1INFO">- <SPANCLASS="authorinitials">TOR</SPAN></P></DIV></DIV></DIV><DIVCLASS="htmlnav"><P></P><HRALIGN="LEFT"WIDTH="515"TITLE="footer"><TABLEWIDTH="515"BORDER="0"CELLSPACING="0"CELLPADDING="0"><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch20_15.htm"TITLE="20.15 List RCS Revision Numbers with rcsrevs "><IMGSRC="gifs/txtpreva.gif"SRC="gifs/txtpreva.gif"ALT="Previous: 20.15 List RCS Revision Numbers with rcsrevs "BORDER="0"></A></TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><ACLASS="book"HREF="index.htm"TITLE="UNIX Power Tools"><IMGSRC="gifs/txthome.gif"SRC="gifs/txthome.gif"ALT="UNIX Power Tools"BORDER="0"></A></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172"><ACLASS="SECT1"HREF="ch21_02.htm"TITLE="21.2 A Better Place for Temporary Files: /tmp "><IMGSRC="gifs/txtnexta.gif"SRC="gifs/txtnexta.gif"ALT="Next: 21.2 A Better Place for Temporary Files: /tmp "BORDER="0"></A></TD></TR><TR><TDALIGN="LEFT"VALIGN="TOP"WIDTH="172">20.15 List RCS Revision Numbers with rcsrevs </TD><TDALIGN="CENTER"VALIGN="TOP"WIDTH="171"><ACLASS="index"HREF="index/idx_0.htm"TITLE="Book Index"><IMGSRC="gifs/index.gif"SRC="gifs/index.gif"ALT="Book Index"BORDER="0"></A></TD><TDALIGN="RIGHT"VALIGN="TOP"WIDTH="172">21.2 A Better Place for Temporary Files: /tmp </TD></TR></TABLE><HRALIGN="LEFT"WIDTH="515"TITLE="footer"><IMGSRC="gifs/smnavbar.gif"SRC="gifs/smnavbar.gif"USEMAP="#map"BORDER="0"ALT="The UNIX CD Bookshelf Navigation"><MAPNAME="map"><AREASHAPE="RECT"COORDS="0,0,73,21"HREF="../index.htm"ALT="The UNIX CD Bookshelf"><AREASHAPE="RECT"COORDS="74,0,163,21"HREF="index.htm"ALT="UNIX Power Tools"><AREASHAPE="RECT"COORDS="164,0,257,21"HREF="../unixnut/index.htm"ALT="UNIX in a Nutshell"><AREASHAPE="RECT"COORDS="258,0,321,21"HREF="../vi/index.htm"ALT="Learning the vi Editor"><AREASHAPE="RECT"COORDS="322,0,378,21"HREF="../sedawk/index.htm"ALT="sed & awk"><AREASHAPE="RECT"COORDS="379,0,438,21"HREF="../ksh/index.htm"ALT="Learning the Korn Shell"><AREASHAPE="RECT"COORDS="439,0,514,21"HREF="../lrnunix/index.htm"ALT="Learning the UNIX Operating System"></MAP></DIV></BODY></HTML>⌨️ 快捷键说明
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